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Chemistry

Chemistry
The gas used for artificial ripening of green fruit is

ethane
carbon dioxide
acetylene
ethylene

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Chemistry
Which of the following is not a natural source of hydrocarbon?

Coal
Natural Gas
Petroleum
Mica

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Chemistry
Which of the following is used for refrigeration?

Chlorine
Sulphur dioxide
Phosphine
Freon

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Chemistry
Ozone depletion in the stratosphere is mainly caused by

NO
Chlorogluorocarbons
SO2
NO2

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Chemistry
Two elements which can form a large number of compounds are

Carbon and Oxygen
Carbon and Sulphur
Carbon and Hydrogen
Carbon and Nitrogen

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Chemistry
Nucleus of an atom consists of.

Neutron
Proton
Electron, Proton and Neutron
Proton and Neutron

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MORE MCQ ON Chemistry

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